Tone-dependent error diffusion based on an updated blue-noise model.
Yik-Hing FungYuk-Hee ChanPublished in: J. Electronic Imaging (2016)
Keyphrases
- noise model
- error diffusion
- halftoning algorithm
- display devices
- gray scale
- image quality
- blue noise
- direct binary search
- inverse halftoning
- noisy images
- noise level
- gaussian distribution
- human visual system
- optimization procedure
- quantization error
- gray level
- halftone images
- gaussian noise
- frequency domain
- object recognition
- data hiding
- image denoising
- color images
- parameter space
- high frequency
- image segmentation
- denoising
- quantization noise
- probabilistic model